Hey what is this

82*20/3*68/10

To make a monster appear large in a movie, a human actor wore a costume and walked through a scale model of a city. the scale used was 1 inch = 15 feet. the actor is 60 inches tall. how tall does the monster appear in the movie? question 5 options: 720 feet 75 feet 4 feet 900 feet

Asphere has a diameter of 10 in. what is the volume of the sphere?

What is the greater volume 72 quarts or 23 gallons